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Class Information
Number: 55/378
Name: Gas separation > Flexible or collapsible bag type > With securing or supporting means
Description: Apparatus wherein (1) a means sustains or bears at least a part of the weight of the separating member against the force of gravity or prevents at least a portion of said member from collapsing, or (2) the separating member is structurally modified to provide a means for connecting the member to a support.










Sub-classes under this class:

Class Number Class Name Patents
55/379 Bag internally supported 193


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8702849 Dust screen and method for dry bulk storage units Apr. 22, 2014
8690980 Filter pocket arrangement with increased filter media area Apr. 8, 2014
8673037 Air filter with balanced seal Mar. 18, 2014
8628605 Filter bag having an adjustable band Jan. 14, 2014
8617276 Filter cartridge, dust collectors, and methods Dec. 31, 2013
8580006 Filter lock and seal system Nov. 12, 2013
8580004 Unitary filter cartridge with flow transition mouth Nov. 12, 2013
8580005 Tractor cab air filter housings Nov. 12, 2013
8540789 Filter element constructions Sep. 24, 2013
8540805 Filter assembly for use in a turbine system Sep. 24, 2013
8518136 Filter insert and method for producing the filter insert Aug. 27, 2013
8512454 Electrostatic dust catcher Aug. 20, 2013
8506664 Filter pipeline Aug. 13, 2013
8439997 Vacuum sweeper apparatus including a filter bag and a method of installation May. 14, 2013
8425671 Systems, methods, and apparatus for providing filtration Apr. 23, 2013
8413293 Vacuum cleaner comprising a dust collection chamber sealable by a cover and a tiltable dust bag receptacle Apr. 9, 2013
8409311 Filtering device Apr. 2, 2013
8388714 Bag filtration system for a forced air furnace Mar. 5, 2013
8347453 Vacuum cleaner bag docking assembly Jan. 8, 2013
8187352 Filter May. 29, 2012
8092562 Holding plate for a vacuum cleaner filter bag Jan. 10, 2012
8075650 System, method, and apparatus for mounting a filter bag to a wet/dry vacuum Dec. 13, 2011
8057565 Air conditioning apparatus Nov. 15, 2011
8029585 Pocket filter assembly Oct. 4, 2011
8029586 Filter pipeline Oct. 4, 2011
8029590 Collapsible filtration tank for a dust collector Oct. 4, 2011
8021456 Filter element with high temperature polymer retaining straps and method of manufacture Sep. 20, 2011
7985270 Fluid bed dryer filters Jul. 26, 2011
7964006 Bag type filter structure Jun. 21, 2011
7964007 Filter bag for use in dust collector Jun. 21, 2011
7927392 Twist and lock connection for pleated filter element with flange-to-flange locking means Apr. 19, 2011
7905935 Twist and lock connection for pleated filter element Mar. 15, 2011
7901476 Peaky filter Mar. 8, 2011
7815704 Device for detachably securing a dust filter bag in dust aspirating equipment Oct. 19, 2010
7799107 Self-sealing bag arrangement for a floor cleaning device Sep. 21, 2010
7776117 Air filtration units of the type comprising filtration bags Aug. 17, 2010
7744683 Transparent filterable dust bag with support container for vacuum cleaner Jun. 29, 2010
7717973 Cyclone dust-separating apparatus of vacuum cleaner May. 18, 2010
7695538 Negative pressure dust collector with a dust receiving bag smoothly inflatable Apr. 13, 2010
7662200 Vacuum bag mounting and viewing features Feb. 16, 2010
7648563 Methods and apparatus for manufacturing and assembling a baghouse bag filter tensioning assembly Jan. 19, 2010
7641708 Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter Jan. 5, 2010
7641720 Flow turning vane assembly with integrated hydrocarbon adsorbent Jan. 5, 2010
7637975 Filter bag arrangement for a vacuum cleaner Dec. 29, 2009
7632325 Filter assembly Dec. 15, 2009
7611555 Vacuum cleaner bag Nov. 3, 2009
7588613 Movable filter system Sep. 15, 2009
7468083 Vacuum cleaner equipped with bag mount and separate bag caddy Dec. 23, 2008
7452831 Filter medium Nov. 18, 2008
7438736 Filter bag structure Oct. 21, 2008

1 2 3 4 5 6










 
 
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